package dao.impl;

import dao.UserDao;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import org.apache.log4j.lf5.util.Resource;
import pojo.User;

import java.io.IOException;
import java.io.InputStream;
import java.sql.*;
import java.util.ArrayList;
import java.util.List;

public class UserDaoImpl implements UserDao {

    @Override
    public List<User> findAll() {
        String resource = "mybatis-config.xml";
        SqlSession sqlSession=null;
      try{
          InputStream resourceAsStream = Resources.getResourceAsStream(resource);
          SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(resourceAsStream);
          sqlSession = sqlSessionFactory.openSession();
          List<User> users=sqlSession.getMapper(UserDao.class).findAll();
          return users;
      }catch (IOException e){
          throw new RuntimeException(e);
      }finally{
          sqlSession.close();
      }
    }
}
